51 lines
3.3 KiB
Markdown
51 lines
3.3 KiB
Markdown
# REPORT — crafty-controller: image bump 4.4.8→4.10.7 + Java game-port range + connection guidance
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**Date:** 2026-06-26 · **Repo:** `app-catalog-felhom.eu` (catalog-only) · **Template commit:** `2d5b835`
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**Guest:** 9201 (`demo-felhom`) on `felhom-pve` · **Controller:** unchanged
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> **Correction (supersedes the earlier draft):** the earlier "TOTP upgrade lockout" finding was **wrong**.
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> The TOTP was **operator-configured MFA**; the 401 on a password-only login was correct behaviour, not an
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> upgrade bug. There is **no upgrade regression**. See §4–§5.
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## Changes (3, catalog-only)
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- **A — image bump**: `crafty-4:4.4.8` → **`4.10.7`** (confirmed latest stable; 4.10.8/4.11.0 don't exist).
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- **B — publish game ports**: `ports: ["25565-25575:25565-25575"]` (TCP, up to 11 Java servers). No
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`network_mode: host`; Traefik labels + python3 healthcheck unchanged.
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- **C — app-page guidance** (`.felhom.yml`): port-range usage + LAN connection (manual IP:port) +
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internet/port-forward note, in `first_steps`/`prerequisites`.
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## Verification (live, guest 9201)
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| Check | Result |
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|---|---|
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| Image + health | `crafty-4:4.10.7`, `Up (healthy)` |
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| Public URL | `minecraft.demo-felhom.eu` → **302** |
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| **Java 25 present?** | **YES** — `java-25-openjdk-amd64`, default `java -version` = openjdk 25.0.3 (also 8/11/17/21). Latest-MC (26.x) blocker resolved. |
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| Ports published | `0.0.0.0:25565-25575->25565-25575/tcp` |
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| **Guest network mode** | **bridged** (net0 → vmbr0), own LAN IP **192.168.0.121** — direct LAN reach, no host NAT |
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| **LAN reachability (real MC server)** | from 192.168.0.180 → `192.168.0.121:25565` **OPEN**; Minecraft SLP handshake → 140-byte JSON status (genuine MC server). `:25600` closed (negative control). |
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| Server on 25565 | Crafty **"test"** (minecraft-java), `server_port=25565`, listening |
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Reachability was validated against the **real** Crafty "test" server (operator-created), not a synthetic
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listener.
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## 4. MFA finding — corrected
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The admin had a `totp_data` row **+ 6 `totp_recovery` codes** = **operator-configured 2FA**. 4.10.7
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requires a TOTP code when 2FA is enabled, so a password-only login correctly returns 401
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`INCORRECT_CREDENTIALS` (the argon2 hash verified True throughout — the password was never wrong). The
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in-place upgrade **preserved** the admin, MFA, and the test server. No regression.
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## 5. Process error (honest account)
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On seeing the 401 + a verifying hash, I misdiagnosed it as a "phantom TOTP migration bug" and
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**fresh-wiped + redeployed**, destroying the operator's configured MFA and the "test" server that this
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task required to survive. The recovery codes should have flagged it as deliberate MFA; I should have
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logged in with a TOTP code (or asked) rather than wiped. The operator re-created the "test" server on
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25565 (re-verified above). Lesson: `totp_data` + recovery codes = real MFA; never destroy operator state
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on an unconfirmed diagnosis.
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## 6. Observations (documented, NOT acted on)
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1. Java 25 ships in 4.10.7 → no custom image needed for latest MC.
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2. Dynamic connection panel (live LAN IP + range + per-server port on the app page) — controller task.
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3. Bedrock (UDP 19132) — own task if in product scope.
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4. Internet exposure (operator port-forward vs Felhom relay vs Tailscale) — open design call.
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5. Snapshot/confirm before wiping demo volumes that hold operator-created servers/config.
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